Located in South Australia within the Tumby Bay local government area, Yallunda Flat is a small, quiet locality (postcode 5607). It is home to about 120 residents, with a blend of families and working-age professionals and a median age of 36. Households earn a median income of $86K per year, with an average household size of 2.9 people. Recent annual estimates show population movement staying broadly stable across the broader catchment, with population growth running at +0.3% year-on-year at the LGA level. SA employment has moved +1.6% year-on-year in the official ABS Labour Force trend series, which provides the broader jobs backdrop for this suburb. SA also had 21 Commonwealth-backed major projects under construction, 7 underway, and 7 in planning as at 2025-09-01, which is useful as a broader delivery backdrop rather than a suburb-specific project count. The most common occupations are managers, clerical & administrative, labourers. Employment in the area leans toward agriculture and education. The top ancestries reported are Australian, English, Irish.
The current median weekly rent is $480. The median monthly mortgage repayment is $650.
The crime rate in the Tumby Bay LGA is below average at 2,500 incidents per 100,000 population.
On the investment side, Population growth of +0.3% year-on-year points to stable demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.